/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: ${USER}
 * Date: ${YEAR}-${MONTH}-${DAY}
 * Time: ${TIME}
 */
public class Main {
    public static void main(String[] args) {
        char[][] board = {{'X','X','X','X'}, {'X','O','O','X'}, {'X','X','O','X'}, {'X','O','X','X'}};
        Solution solution = new Solution();
        solution.solve(board);
    }
}